0009284 Abnormality of the proximal phalanx of the 4th finger	0009407 Triangular shaped phalanges of the 4th finger	0009858 Triangular shaped proximal phalanges of the hand
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0009315 Triangular shaped proximal phalanx of the 4th finger

synonym

Triangular shaped innermost bone of the 4th finger

Triangular shaped innermost bone of the ring finger